//functions.js
			
	//A variable used to distinguish whether to open or close the calendar.
	var showOrHide = true;
	
	function showHideCalendar() {
		
		//The location we are loading the page into.
		var objID = "calendar";
		
		//Change the current image of the minus or plus.
		if (showOrHide == true){
			//Show the calendar.
			document.getElementById("estado").src = "images/bt_cancel.png";
			//The page we are loading.
			var serverPage = "login.inc.php";
			//Set the open close tracker variable.
			showOrHide = false;
			var obj = document.getElementById(objID);
			processajax (serverPage, obj, "get", "");
	
		} else {
			//Hide the calendar.
			document.getElementById("estado").src = "images/bt_login.png";
			showOrHide = true;
			//Reset the content.
			document.getElementById(objID).innerHTML = "";
		}
		
		
	}